Create a ProfileDependencyManager to order ProfileKeyedService destruction.

chrome/browser/themes/theme_service_factory.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/themes/theme_service_factory.h"
 
 #include "base/logging.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/profiles/profile_dependency_manager.h"
 #include "chrome/browser/themes/theme_service.h"
 #include "content/common/notification_service.h"
 
 #if defined(TOOLKIT_USES_GTK)
 #include "chrome/browser/ui/gtk/gtk_theme_service.h"
 #endif
 
 // static
-ThemeService* ThemeServiceFactory::GetForProfile(Profile* top_profile) {
-  // We may be asked for the Theme of an incognito profile. Make sure we're
-  // operating on the real profile.
-  Profile* profile = top_profile->GetOriginalProfile();
-
-  ThemeServiceFactory* service = GetInstance();
-
-  std::map<Profile*, ThemeService*>::const_iterator it =
-      service->mapping_.find(profile);
-  if (it != service->mapping_.end())
-    return it->second;
-
-  ThemeService* provider = NULL;
-#if defined(TOOLKIT_USES_GTK)
-  provider = new GtkThemeService;
-#else
-  provider = new ThemeService;
-#endif
-  provider->Init(profile);
-
-  service->Associate(profile, provider);
-  return provider;
+ThemeService* ThemeServiceFactory::GetForProfile(Profile* profile) {
+  return static_cast<ThemeService*>(
+      GetInstance()->GetServiceForProfile(profile));
 }
 
 const Extension* ThemeServiceFactory::GetThemeForProfile(Profile* profile) {
   std::string id = GetForProfile(profile)->GetThemeID();
   if (id == ThemeService::kDefaultThemeID)
     return NULL;
 
   return profile->GetExtensionService()->GetExtensionById(id, false);
 }
 
-void ThemeServiceFactory::ForceAssociationBetween(Profile* top_profile,
+void ThemeServiceFactory::ForceAssociationBetween(Profile* profile,
                                                   ThemeService* provider) {
-  ThemeServiceFactory* service = GetInstance();
-  Profile* profile = top_profile->GetOriginalProfile();
-
-  service->Associate(profile, provider);
+  GetInstance()->Associate(profile, provider);
 }
 
 ThemeServiceFactory* ThemeServiceFactory::GetInstance() {
-  return Singleton<ThemeServiceFactory>::get();
+  static ThemeServiceFactory* factory = Singleton<ThemeServiceFactory>::get();
+  return factory;
 }
 
-ThemeServiceFactory::ThemeServiceFactory() {}
+ThemeServiceFactory::ThemeServiceFactory()
+    : ProfileKeyedServiceFactory(
+        ProfileDependencyManager::GetInstance())
+{}
 
-ThemeServiceFactory::~ThemeServiceFactory() {
-  DCHECK(mapping_.empty());
+ThemeServiceFactory::~ThemeServiceFactory() {}
+
+ProfileKeyedService* ThemeServiceFactory::BuildServiceInstanceFor(
+    Profile* profile) const {
+  ThemeService* provider = NULL;
+#if defined(TOOLKIT_USES_GTK)
+  provider = new GtkThemeService;
+#else
+  provider = new ThemeService;
+#endif
+  provider->Init(profile);
+
+  return provider;
 }
 
-void ThemeServiceFactory::Associate(Profile* profile,
-                                    ThemeService* provider) {
-  DCHECK(mapping_.find(profile) == mapping_.end());
-  mapping_.insert(std::make_pair(profile, provider));
-
-  registrar_.Add(this,
-                 NotificationType::PROFILE_DESTROYED,
-                 Source<Profile>(profile));
-  registrar_.Add(this,
-                 NotificationType::THEME_INSTALLED,
-                 Source<Profile>(profile));
+bool ThemeServiceFactory::ServiceRedirectedInIncognito() {
+  return true;
 }
-
-void ThemeServiceFactory::Observe(NotificationType type,
-                                  const NotificationSource& source,
-                                  const NotificationDetails& details) {
-  std::map<Profile*, ThemeService*>::iterator it =
-      mapping_.find(Source<Profile>(source).ptr());
-  DCHECK(it != mapping_.end());
-
-  if (NotificationType::PROFILE_DESTROYED == type) {
-    delete it->second;
-    mapping_.erase(it);
-
-    // Remove ourselves from listening to all notifications because the source
-    // profile has been deleted. We have to do this because several unit tests
-    // are set up so a Profile is on the same place on the stack multiple
-    // times, so while they are different instances, they have the same
-    // addresses.
-    registrar_.Remove(this,
-                      NotificationType::PROFILE_DESTROYED,
-                      source);
-    registrar_.Remove(this,
-                      NotificationType::THEME_INSTALLED,
-                      source);
-  } else if (NotificationType::THEME_INSTALLED == type) {
-    const Extension* extension = Details<const Extension>(details).ptr();
-    it->second->SetTheme(extension);
-  } else {
-    NOTREACHED();
-  }
-}